Home / 16,815,839.88-23,205,753.34-9,476,030.72

Finding the Fourth Proportional to 16,815,839.88, 23,205,753.34 and 9,476,030.72

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Solution

The fourth proportional to 16,815,839.88, 23,205,753.34 and 9,476,030.72 is: 13,076,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,839.88 : 23,205,753.34 = 9,476,030.72 : x
  2. Step 2: Convert to fraction form
    16,815,839.88/23,205,753.34 = 9,476,030.72/x
  3. Step 3: Cross multiply
    16,815,839.88x = 23,205,753.34 × 9,476,030.72
  4. Step 4: Simplify right side
    16,815,839.88x = 219,898,431,530,582.62
  5. Step 5: Solve for x
    x = 219,898,431,530,582.62/16,815,839.88
  6. Step 6: Final answer
    x = 13,076,862.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.